<template>
    <el-dialog :title="!dataForm.attrGroupId ? '新增' : '修改'" :close-on-click-modal="false" :visible.sync="visible" width="600px" @closed="dialogReset">
        <el-form :model="dataForm" :rules="dataRule" ref="dataForm" @keyup.enter.native="dataFormSubmit()" label-width="100px">
            <el-form-item label="组名" prop="attrGroupName">
                <el-input v-model="dataForm.attrGroupName" placeholder="组名"></el-input>
            </el-form-item>
            <el-form-item label="排序" prop="sort">
                <el-input v-model="dataForm.sort" placeholder="排序"></el-input>
            </el-form-item>
            <el-form-item label="描述" prop="descript">
                <el-input v-model="dataForm.descript" placeholder="描述"></el-input>
            </el-form-item>
            <el-form-item label="组图标" prop="icon">
                <el-input v-model="dataForm.icon" placeholder="组图标"></el-input>
            </el-form-item>
            <el-form-item label="所属分类id" prop="catelogId">
            <!-- <el-input v-model="dataForm.catelogId" placeholder="所属分类id" @change="categories"></el-input>-->
                <el-cascader v-model="dataForm.catelogPath" :options="categories" :props="props" filterable style="width: 230px"></el-cascader>
            </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
      <el-button @click="visible = false">取消</el-button>
      <el-button type="primary" @click="dataFormSubmit()">确定</el-button>
    </span>
    </el-dialog>
</template>

<script>
    export default {
        data() {
            return {
                categories: [],
                props: {
                    value: "catId",
                    label: "name",
                    children: "children"
                },
                visible: false,
                dataForm: {
                    attrGroupId: 0,
                    attrGroupName: '',
                    sort: '',
                    descript: '',
                    icon: '',
                    // 级联选中的各个菜单的 catelogId
                    catelogPath: [],
                    catelogId: 0
                },
                dataRule: {
                    attrGroupName: [{required: true, message: '组名不能为空', trigger: 'blur'}],
                    sort: [{required: true, message: '排序不能为空', trigger: 'blur'}],
                    descript: [{required: true, message: '描述不能为空', trigger: 'blur'}],
                    icon: [{required: true, message: '组图标不能为空', trigger: 'blur'}],
                    catelogId: [{required: true, message: '所属分类id不能为空', trigger: 'blur'}]
                }
            }
        },
        methods: {
            dialogReset(){
                this.$refs['dataForm'].resetFields();
                this.dataForm.catelogPath = [];
            },
            getCategories(){
                this.$http({
                    url: this.$http.adornUrl("/product/category/list/tree"),
                    method: 'get'
                }).then(({data}) => {
                    this.categories = data.data;
                })
            },
            init(id) {
                this.dataForm.attrGroupId = id || 0;
                this.visible = true;
                // 这个 add_or_update 弹窗组件显示完全之后，再进行一些操作
                this.$nextTick(() => {
                    this.$refs['dataForm'].resetFields();
                    if (this.dataForm.attrGroupId) {
                        this.$http({
                            url: this.$http.adornUrl(`/product/attrgroup/info/${this.dataForm.attrGroupId}`),
                            method: 'get',
                            params: this.$http.adornParams()
                        }).then(({data}) => {
                            if (data && data.code === 0) {
                                this.dataForm.attrGroupName = data.attrGroup.attrGroupName;
                                this.dataForm.sort = data.attrGroup.sort;
                                this.dataForm.descript = data.attrGroup.descript;
                                this.dataForm.icon = data.attrGroup.icon;
                                this.dataForm.catelogId = data.attrGroup.catelogId;
                                this.dataForm.catelogPath = data.attrGroup.catelogPath;
                            }
                        })
                    }
                })
            },
            // 表单提交
            dataFormSubmit() {
                this.$refs['dataForm'].validate((valid) => {
                    if (valid) {
                        this.$http({
                            url: this.$http.adornUrl(`/product/attrgroup/${!this.dataForm.attrGroupId ? 'save' : 'update'}`),
                            method: 'post',
                            data: this.$http.adornData({
                                'attrGroupId': this.dataForm.attrGroupId || undefined,
                                'attrGroupName': this.dataForm.attrGroupName,
                                'sort': this.dataForm.sort,
                                'descript': this.dataForm.descript,
                                'icon': this.dataForm.icon,
                                'catelogId': this.dataForm.catelogPath[this.dataForm.catelogPath.length - 1]
                            })
                        }).then(({data}) => {
                            if (data && data.code === 0) {
                                this.$message({
                                    message: '操作成功',
                                    type: 'success',
                                    duration: 1500,
                                    onClose: () => {
                                        this.visible = false;
                                        // 发送一个 refreshDataList 给父组件，父组件会监听这个事件，当监听到时就会刷新整个列表
                                        this.$emit('refreshDataList')
                                    }
                                })
                            } else {
                                this.$message.error(data.msg)
                            }
                        })
                    }
                })
            }
        },
        created() {
            this.getCategories();
        }
    }
</script>
